載波話路 的英文怎麼說
中文拼音 [zǎibōhuàlù]
載波話路
英文
carrier telephone channel- 載 : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 話 : Ⅰ名詞(說出來的能夠表達思想的聲音, 或者把這種聲音記錄下來的文字) word; talk Ⅱ動詞(說; 談) talk about; speak about
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 載波 : signal carrier; carrier wave; carrier: 3路載波 three channel carrier載波傳輸 carrier transmission...
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Grading standard for quality of carrier telephone equipment. 12 - channel carrier telephone over wire equipment
載波電話設備質量分等標準明線. 12路載波電話設備Grading standard for quality of carrier telephone equipment. 3 - channel carrier telephone over cable equipment
載波電話設備質量分等標準.明線電纜3路載波電話設備Grading standard for quality of carrier telephone equipment. open wire high band 3 - channel carrier telephon equipment
載波電話設備質量分等標準.明線高頻3路載波電話設備Grading standard for quality of carrier telephone equipment. open wire high band 12 channel carrier telephone equipment
載波電話設備質量分等標準.明線高12路載波電話設備As a separate system, the system of statistics and analysis for the reliability of low - voltage user records reliability datum of every low - voltage user by gathering terminals, collects and deals with these datum with the technique of low - voltage power line carrier by lumped instrument. last, the datum in the lumped instrument are read in the database of the master station computer by telephone network
低壓用戶可靠性統計與分析系統作為獨立系統,以低壓臺區為單位,通過採集終端記錄每個低壓用戶的可靠性數據,再採用低壓載波由集中裝置對這些數據進行集中並處理,主站計算機以電話網路撥號的方式將集中器中的數據讀入數據庫。Measurement for 24 - channels submarine coaxial cable carrier telephone equipment
24路海底同軸電纜載波電話設備測試方法Measurement methods for 120 - channel submarine coaxial cable carrier telephone equipment
120路海底同軸電纜載波電話設備測試方法Grading standard for quality of carrier telephone equipment. 12 - channel carrier telephone underground cable equipment
載波電話設備質量分等標準.地纜12路載波電話設備Grading standard for quality of carrier telephone equipment. 24 - channel carrier telephone submarine coaxial cable equipment
載波電話設備質量分等標準. 24路海底同軸電纜載波電話設備Grading standard for quality of carrier telephone equipment. 120 - channel carrier telephone submarine coaxial cable equipment
載波電話設備質量分等標準. 120路海底同軸電纜載波電話設備In the system, the low voltage power line is the first signal tunnel without any other relay equipments between customer terminal and substation collector, public telephone line serves as the second signal tunnel between substation and management center computer. as a breakthrough of conventional concept of electricity meter, this thesis initiate a new concept, namely, intelligent power customer terminal ( shortly, customer terminal ), which is developed with spread spectrum plc communication functional and possesses many advanced functions, such as, in addition to electric energy acquisition, guarding against electricity pilfering, preventing wrong connection, protecting malfunction, remote communication ( for example, remote power supply or halt, remote configuration of electricity meter, remote load control, etc ), and so on
本文首先系統地總結了目前國內外低壓電力網數據傳輸技術的研究現狀和存在的問題,在此基礎上,從理論上論證了在低壓電網上應用擴頻載波數據通信技術的可行性和優越性,並重點論述了擴頻載波技術抗電力線噪聲干擾的機埋;本文提出了一個新穎的基於低壓電力線擴頻載波通信技術的集中遠抄系統的總體方案,即由用戶終端、集中器和電能管理系統所組成的網路系統,其中,用戶終端到配變集中器用低壓電力線作為通道,中間無需其他硬體中繼設備,集中器到電能管理系統用公用電話網作為通道。This article describes the plc ’ s using enviroment and the users ’ needs in details, and then tells the differences between the dplc and the troditional plc. it also describes how to decimation and compress the tele - voice, how to deal with the data tunnels, and the multiplex data through the the line which ’ s bandwidth is changeable between 10. 8bps and 28. 8kbps this project uses the programmable vopp chips, the cpld for bus controlling, the fpga and the mcu with high processing ability. all of these ensure the high ability to process the signals and the operations
本文詳細介紹了高壓電力線載波機的使用環境和用戶需求,全數字電力載波機和傳統模擬載波的的差異;按電力調度的需求設計完整的兩路語音、兩路數據的電力線載波通訊機。詳細描述電話語音的采樣,壓縮;數據通道的處理;及在10 . 8kbps 28 . 8kbps可變線路速率通道上的數據復接處理。從實現方法上看,該項目採用專用可編程vopp語音處理晶元, cpld晶元做為總線控制,大規模fpga集成電路,高處理能力的mcu 。Specification for 12 - channel telephone carrier terminal equipment used on the symmetric pains of 2. 6 9. 5mm coaxial cable
2 . 6 9 . 5mm綜合中同軸電纜高頻四芯組或高頻線對12路載波電話終端設備技術條件Grading standard for quality of carrier telephone equipment. 120 - channel carrier telephone small core coaxial cable equipment
載波電話設備質量分等標準.小同軸電纜120路載波電話設備Grading standard for quality of carrier telephone equipment. 960 - channel carrier telephone small core coaxial cable equipment
載波電話設備質量分等標準.小同軸電纜960路載波電話設備Grading standard for quality of carrier telephone equipment. 300 - channel carrier telephone small core coaxial cable equipment
載波電話設備質量分等標準.小同軸電纜300路載波電話設備分享友人